Munandar, Imam. “THE ANALYSIS ON BACKGROUND, ORGANIZING PRINCIPLE, AND TYPE OF SYLLABUS ON ENGLISH COURSEBOOK ENGLISH IN FOCUS”. Jurnal As-Salam 4, no. 2 (December 13, 2020): 260–268. Accessed September 14, 2025. https://jurnal-assalam.org/index.php/JAS/article/view/214.